mem-ruby: Use check_on_cache_probe on MOESI
This change uses check_on_cache_probe statement to check if the cacheline
subject to eviction is locked in MOESI.
Change-Id: Ie650ccdc15bb41b4088e534975b662408aaccf24
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/19890
Tested-by: kokoro <noreply+kokoro@google.com>
Reviewed-by: Anthony Gutierrez <anthony.gutierrez@amd.com>
Reviewed-by: Jason Lowe-Power <jason@lowepower.com>
Maintainer: Jason Lowe-Power <jason@lowepower.com>
diff --git a/src/mem/protocol/MOESI_AMD_Base-CorePair.sm b/src/mem/protocol/MOESI_AMD_Base-CorePair.sm
index e1504de..140bbc4 100644
--- a/src/mem/protocol/MOESI_AMD_Base-CorePair.sm
+++ b/src/mem/protocol/MOESI_AMD_Base-CorePair.sm
@@ -543,7 +543,9 @@
tbe);
}
} else {
+ // Check if the line we want to evict is not locked
Addr victim := L1Icache.cacheProbe(in_msg.LineAddress);
+ check_on_cache_probe(mandatoryQueue_in, victim);
trigger(Event:L1I_Repl, victim,
getCacheEntry(victim), TBEs.lookup(victim));
}
@@ -582,7 +584,9 @@
cache_entry, tbe);
}
} else {
+ // Check if the line we want to evict is not locked
Addr victim := L1D1cache.cacheProbe(in_msg.LineAddress);
+ check_on_cache_probe(mandatoryQueue_in, victim);
trigger(Event:L1D1_Repl, victim,
getCacheEntry(victim), TBEs.lookup(victim));
}
@@ -618,7 +622,9 @@
cache_entry, tbe);
}
} else {
+ // Check if the line we want to evict is not locked
Addr victim := L1D0cache.cacheProbe(in_msg.LineAddress);
+ check_on_cache_probe(mandatoryQueue_in, victim);
trigger(Event:L1D0_Repl, victim, getCacheEntry(victim),
TBEs.lookup(victim));
}